Batt insulation is really good and cheap
The rigid is nice but not always as efficient cept when sprayed in
You don't want mold or moisture in your walls since you will have a controlled environment inside so you want those walls to breath especially in the cold and wet weather
Just food for thought
The rigid is nice but not always as efficient cept when sprayed in
You don't want mold or moisture in your walls since you will have a controlled environment inside so you want those walls to breath especially in the cold and wet weather
Just food for thought